2.1 Structure of Instructions
2.1.1 Structural patterns of basic instructions
■
Sequence Basic Instructions
● Basic instructions are a group of the most essential instructions based on the relay sequence
circuit, used for logic operation by the unit of bits. As indicated below, they are expressed by
a combination of relay coils and contacts.
● Available relays vary by instruction. Refer to explanations for respective instructions.
ST
AN
Internal
relay
contact
Bus
ST
OT
OR
OT
Output coil
Internal relay coil
Input contact
1
4
0
Address
X100
X101
R0
R0
R0 Y100
■
Basic function instructions
● There are a group of instructions that execute timer, counter, shift register and other basic
functions.
2.1 Structure of Instructions
WUME-FP7CPUPGR-12 2-3